Natureview Spotting Scopes are ideal for naturalists and bird-watchers from the field to the backyard. The Extra long eye relief (37mm at 15x) of our 78-1645 model provides comfort during long viewing sessions. Fully-coated optics enhance brightness and an extra wide field of view lets you see more of the image. Includes camera adapter for telephotography and soft carrying case.
|Exit Pupil:||4mm@15x 1.3mm@45x|
|Field of View at 1000 Yards:||150@15x 38@45x|
|Real Angular Field of View:||2.8 degrees @15x .73 degrees@45x|
|Relative Brightness:||16@15x 1.69@45x|
|Rubber Coated (Armored):||Yes|
|Twilight Factor:||30@15x 52@45x|
|Waterproof / Fogproof:||Yes|